Individuals bolt down to smoke for many different reasons. Smokers do non consider the do of their health first. People make a conscious decision to operate smoke. But once smokers start ingest and become addicted to the nicotine the addiction overrides the wish to quit. buns has always been a serious and controversial topic. Cigarettes are an additive health hazard. Smoking cigarettes is additive and a health hazard. Smokers cannot be convinced that it is a health hazard that could not apparently reduce the number of years in ones life but can affect ones quality of life. It is therefore important to focus on the effects of smoking because of research and explain that smoking is the cause of some(prenominal) health problems. The nicotine in cigarettes is a stimulant drug. The affect of nicotine triggers the trouble of dopamine-a chemical fix in the brain that links with feelings of pleasure. No different substance known to man is used with such(prenominal) remar kable frequency. raze caffeine ranks a poor second. (Brecher, 1972) Studies bedevil shown nicotine is addicting. The first groundbreaking scientific evidence for this conclusion appeared in the English checkup journal Lancet in 1942. Dr. Lennox Johnston account that he had given up small injections of nicotine solution to 35 volunteers, including him. Smokers some invariably approximation the sensation pleasant, Dr.
Johnston declared, and, given an adequate dose, were unwilling to smoke for a time thereafter. After a production line of 80 injections of nicotine, an injection was preferred to a ciga rette. If the nicotine injections were abrup! tly discontinued, longing arose. Dr. Johnston found that in satisfying this craving, one milligram of injected nicotine was round the kindred of smoking one cigarette. He concluded that smoking tobacco is essentially a means of administering nicotine; just as smoking opium is a means of administering morphine. (Brecher, If you want to get a generous essay, order it on our website: OrderCustomPaper.com
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